SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    3213, 3214, 3216, 3215, 3222, 3223, 3310, 
    3309, 3352, 3351, 3366, 3367, 3609, 
    3370, 3371, 3377, 3378, 3398, 3399, 
    3401, 3402, 3404, 3405, 3522, 3523, 
    3525, 3526, 3532, 3533, 3548, 3549, 
    3552, 3553, 3610, 3556, 3557, 3588, 
    3559, 3560, 3591, 3590, 3593, 3594, 
    3812, 3813, 3832, 3831, 3834, 3835, 
    3836, 3839, 3838, 3837, 3873, 3546, 
    3876, 3877, 3923, 3922, 3373, 4124, 
    4125
  )

Query time 0.00165

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "43.41"
    },
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 62,
      "rows_produced_per_join": 62,
      "filtered": "100.00",
      "index_condition": "(`softwarepirmam_hewadelivard_cscart_4`.`cscart_products`.`product_id` in (3213,3214,3216,3215,3222,3223,3310,3309,3352,3351,3366,3367,3609,3370,3371,3377,3378,3398,3399,3401,3402,3404,3405,3522,3523,3525,3526,3532,3533,3548,3549,3552,3553,3610,3556,3557,3588,3559,3560,3591,3590,3593,3594,3812,3813,3832,3831,3834,3835,3836,3839,3838,3837,3873,3546,3876,3877,3923,3922,3373,4124,4125))",
      "cost_info": {
        "read_cost": "37.21",
        "eval_cost": "6.20",
        "prefix_cost": "43.41",
        "data_read_per_join": "274K"
      },
      "used_columns": [
        "product_id",
        "product_code",
        "product_type",
        "status",
        "company_id",
        "list_price",
        "amount",
        "weight",
        "length",
        "width",
        "height",
        "shipping_freight",
        "low_avail_limit",
        "timestamp",
        "updated_timestamp",
        "usergroup_ids",
        "is_edp",
        "edp_shipping",
        "unlimited_download",
        "tracking",
        "free_shipping",
        "zero_price_action",
        "is_pbp",
        "is_op",
        "is_oper",
        "is_returnable",
        "return_period",
        "avail_since",
        "out_of_stock_actions",
        "localization",
        "min_qty",
        "max_qty",
        "qty_step",
        "list_qty_count",
        "tax_ids",
        "age_verification",
        "age_limit",
        "options_type",
        "exceptions_type",
        "details_layout",
        "shipping_params",
        "facebook_obj_type",
        "parent_product_id",
        "buy_now_url",
        "units_in_product",
        "show_price_per_x_units",
        "ab__stickers_manual_ids",
        "ab__stickers_generated_ids"
      ]
    }
  }
}